Overview
Medicare is a federal health insurance program in the United States. The program is a crucial component of the US healthcare system. The Social Security Administration (SSA) determines eligibility for Medicare. Medicare has four main components: Part A, Part B, Part C, and Part D. The Affordable Care Act has had a significant impact on Medicare. Medicare provides health insurance coverage for older adults and people with disabilities. The Congressional Budget Office provides regular updates on Medicare spending. The Kaiser Family Foundation provides research and analysis on Medicare.